Class: RailsSchemaExcel::Exporter

Inherits:
Object
  • Object
show all
Defined in:
lib/rails_schema_excel/exporter.rb

Constant Summary collapse

GREEN = 
'FF92D050'

Class Method Summary collapse

Class Method Details

.create_a5_format(sheet, table_name, table_data, locale) ⇒ Object 



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# File 'lib/rails_schema_excel/exporter.rb', line 25

def self.create_a5_format(sheet, table_name, table_data, locale)
  green_fill = sheet.styles.add_style(bg_color: GREEN, fg_color: '00', b: true, border: Axlsx::STYLE_THIN_BORDER)
  header_style = sheet.styles.add_style(bg_color: GREEN, fg_color: '00', b: true, border: Axlsx::STYLE_THIN_BORDER, alignment: { horizontal: :center })
  border_style = sheet.styles.add_style(border: Axlsx::STYLE_THIN_BORDER)
  bold_style = sheet.styles.add_style(b: true)
  
  # テーブル情報
  sheet.add_row [I18n.t(:table_info, locale)], style: bold_style
  sheet.merge_cells("A1:F1")
  
  [
    [I18n.t(:system_name, locale), ''],
    [I18n.t(:subsystem_name, locale), ''],
    [I18n.t(:schema_name, locale), table_name],
    [I18n.t(:logical_table_name, locale), ''],
    [I18n.t(:physical_table_name, locale), table_name],
    [I18n.t(:remarks, locale), '']
  ].each do |label, value|
    sheet.add_row [label, value], style: [green_fill, border_style]
    sheet.merge_cells("B#{sheet.rows.length}:C#{sheet.rows.length}")
  end
  
  sheet.add_row []
  
  # カラム情報
  sheet.add_row [I18n.t(:column_info, locale)], style: bold_style
  sheet.merge_cells("A#{sheet.rows.length}:F#{sheet.rows.length}")
  
  sheet.add_row [
    I18n.t(:no, locale), 
    I18n.t(:physical_name, locale), 
    I18n.t(:data_type, locale), 
    I18n.t(:not_null, locale), 
    I18n.t(:default, locale), 
    I18n.t(:remarks, locale)
  ], style: header_style
  
  table_data[:columns].each_with_index do |col, idx|
    sheet.add_row [
      idx + 1,
      col[:name],
      col[:type],
      col[:not_null] ? 'Yes' : '',
      col[:default],
      ''
    ], style: border_style
  end
  
  sheet.add_row []
  
  # インデックス情報
  sheet.add_row [I18n.t(:index_info, locale)], style: bold_style
  sheet.merge_cells("A#{sheet.rows.length}:F#{sheet.rows.length}")
  
  sheet.add_row [
    I18n.t(:no, locale), 
    I18n.t(:index_name, locale), 
    I18n.t(:column_list, locale), 
    I18n.t(:key, locale), 
    I18n.t(:unique, locale), 
    I18n.t(:remarks, locale)
  ], style: header_style
  
  table_data[:indexes].each_with_index do |idx_data, idx|
    sheet.add_row [
      idx + 1,
      "idx_#{idx_data[:columns]}",
      idx_data[:columns],
      '',
      idx_data[:unique] ? 'Yes' : '',
      ''
    ], style: border_style
  end
  
  sheet.add_row []
  
  # 制約情報
  sheet.add_row [I18n.t(:constraint_info, locale)], style: bold_style
  sheet.merge_cells("A#{sheet.rows.length}:D#{sheet.rows.length}")
  
  sheet.add_row [
    I18n.t(:no, locale), 
    I18n.t(:constraint_name, locale), 
    I18n.t(:type, locale), 
    I18n.t(:constraint_definition, locale)
  ], style: header_style
  
  if table_data[:columns].any? { |col| col[:name] == 'id' }
    sheet.add_row [1, 'PRIMARY', 'PRIMARY KEY', 'id'], style: border_style
  end
  
  sheet.add_row []
  
  # 外部キー情報
  sheet.add_row [I18n.t(:foreign_key_info, locale)], style: bold_style
  sheet.merge_cells("A#{sheet.rows.length}:E#{sheet.rows.length}")
  
  sheet.add_row [
    I18n.t(:no, locale), 
    I18n.t(:foreign_key_name, locale), 
    I18n.t(:column_list, locale), 
    I18n.t(:ref_table_name, locale), 
    I18n.t(:ref_column_list, locale)
  ], style: header_style
  
  table_data[:foreign_keys].each_with_index do |fk, idx|
    sheet.add_row [
      idx + 1,
      "fk_#{fk[:ref_table]}",
      "#{fk[:ref_table]}_id",
      fk[:ref_table],
      'id'
    ], style: border_style
  end
  
  sheet.add_row []
  
  # 外部キー情報(PK側)
  sheet.add_row [I18n.t(:foreign_key_pk_info, locale)], style: bold_style
  sheet.merge_cells("A#{sheet.rows.length}:E#{sheet.rows.length}")
  
  sheet.add_row [
    I18n.t(:no, locale), 
    I18n.t(:foreign_key_name, locale), 
    I18n.t(:column_list, locale), 
    I18n.t(:ref_source_table_name, locale), 
    I18n.t(:ref_source_column_list, locale)
  ], style: header_style
  sheet.add_row []
  
  # トリガー情報
  sheet.add_row [I18n.t(:trigger_info, locale)], style: bold_style
  sheet.merge_cells("A#{sheet.rows.length}:E#{sheet.rows.length}")
  
  sheet.add_row [
    I18n.t(:no, locale), 
    I18n.t(:trigger_name, locale), 
    I18n.t(:event, locale), 
    I18n.t(:timing, locale), 
    I18n.t(:condition, locale)
  ], style: header_style
  sheet.add_row []
  
  # RDBMS固有の情報
  sheet.add_row [I18n.t(:rdbms_specific_info, locale)], style: bold_style
  sheet.merge_cells("A#{sheet.rows.length}:C#{sheet.rows.length}")
  
  sheet.add_row [
    I18n.t(:no, locale), 
    I18n.t(:property_name, locale), 
    I18n.t(:property_value, locale)
  ], style: header_style
  
  [
    ['TABLE_CATALOG', 'def'],
    ['TABLE_SCHEMA', ''],
    ['TABLE_NAME', table_name],
    ['TABLE_TYPE', 'BASE TABLE'],
    ['ENGINE', 'InnoDB'],
    ['VERSION', '10'],
    ['ROW_FORMAT', 'Compact'],
    ['TABLE_ROWS', ''],
    ['AVG_ROW_LENGTH', ''],
    ['DATA_LENGTH', ''],
    ['MAX_DATA_LENGTH', '']
  ].each_with_index do |(prop_name, prop_value), idx|
    sheet.add_row [idx + 1, prop_name, prop_value], style: border_style
  end
  
  # Column widths
  sheet.column_widths 5, 25, 20, 20, 20, 30
end

.export(tables, output_file, locale: :ja) ⇒ Object 



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# File 'lib/rails_schema_excel/exporter.rb', line 10

def self.export(tables, output_file, locale: :ja)
  Axlsx::Package.new do |p|
    tables.each do |table_name, table_data|
      next if table_data[:columns].empty?
      
      sheet_name = table_name[0..30]
      p.workbook.add_worksheet(name: sheet_name) do |sheet|
        create_a5_format(sheet, table_name, table_data, locale)
      end
    end
    
    p.serialize(output_file)
  end
end